[jira] [Commented] (CASSANDRA-4452) remove RangeKeySample from attributes in jmx

2012-07-20 Thread Sylvain Lebresne (JIRA)

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https://issues.apache.org/jira/browse/CASSANDRA-4452?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13419020#comment-13419020
 ] 

Sylvain Lebresne commented on CASSANDRA-4452:
-

Same here. Renaming it to be an operation with a comment to explain why it 
shouldn't be renamed back to an attribute.

 remove RangeKeySample from attributes in jmx
 

 Key: CASSANDRA-4452
 URL: https://issues.apache.org/jira/browse/CASSANDRA-4452
 Project: Cassandra
  Issue Type: Bug
  Components: Core
Affects Versions: 1.1.2
Reporter: Jan Prach

 RangeKeySample in org.apache.cassandra.db:type=StorageService MBean can be 
 really huge (over 200MB in our case). That's a problem for monitoring tools 
 as they're not build for that. Recommended and often used mx4j may be killer 
 in this situation.
 It would be good enough to make RangeKeySample operation instead of 
 attribute in jmx. Looking at how MBeanServer.registerMBean() works we can 
 do one of the following:
 a) add some dummy parameter to getRangeKeySample
 b) name it differently - not like getter (next time somebody will rename it 
 back)
 c) implement MXBean instead of MBean (a lot of work)
 Any of those work. All of them are hacks. Any better idea?
 BTW: It's blocker for some installations. Our update to 1.1.2 caused 
 downtime, downgrade back to 1.0.x, repairs, etc.

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[jira] [Commented] (CASSANDRA-4452) remove RangeKeySample from attributes in jmx

2012-07-19 Thread Jonathan Ellis (JIRA)

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https://issues.apache.org/jira/browse/CASSANDRA-4452?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13418741#comment-13418741
 ] 

Jonathan Ellis commented on CASSANDRA-4452:
---

I would be fine with simply renaming it.

 remove RangeKeySample from attributes in jmx
 

 Key: CASSANDRA-4452
 URL: https://issues.apache.org/jira/browse/CASSANDRA-4452
 Project: Cassandra
  Issue Type: Bug
  Components: Core
Affects Versions: 1.1.2
Reporter: Jan Prach

 RangeKeySample in org.apache.cassandra.db:type=StorageService MBean can be 
 really huge (over 200MB in our case). That's a problem for monitoring tools 
 as they're not build for that. Recommended and often used mx4j may be killer 
 in this situation.
 It would be good enough to make RangeKeySample operation instead of 
 attribute in jmx. Looking at how MBeanServer.registerMBean() works we can 
 do one of the following:
 a) add some dummy parameter to getRangeKeySample
 b) name it differently - not like getter (next time somebody will rename it 
 back)
 c) implement MXBean instead of MBean (a lot of work)
 Any of those work. All of them are hacks. Any better idea?
 BTW: It's blocker for some installations. Our update to 1.1.2 caused 
 downtime, downgrade back to 1.0.x, repairs, etc.

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